wj communications, inc ? phone 1-800-wj1-4401 ? fax: 408-577-6621 ? e-mail: sales@wj.com ? web site: www.wj.com n ove m b er 2 0 02 re v. 1.0 sme900-17 low cost surface mount mixer specifications parameters units typical guaranteed +25c -40 to +70c ssb conversion loss (max) db 6.2 7.2 7.7 port-to-port isolation (min) l-r db 34 27 28 l-i db 26 20 21 r-i db 32 3 rd order intercept point (min) dbm 29 vswr dbm r-port 1.6:1 l-port 1.6:1 i-port 1.1:1 1 db conversion compression (typ) dbm +14 1. measured in a 50-ohm system with nominal lo drive of +17 dbm, low side lo, and downconverter application only, unless otherw ise specified. 2. measured at rf = 280 mhz, lo = 750 mhz, if = 70 mhz, unless otherwise specified. absolute maximum ratings ordering information parameters rating part no. description operating temperature -40 to +70 c sme900-17 mixer (available in tape and reel) storage temperature -65 to +100 c rf input power +27 dbm at +25c SME900-17-PCB fully assembled app. ckt. the communications ed g e tm product features ? rf 820 to 960 mhz ? lo 720 to 940 mhz ? if 20 to 100 mhz ? high 3iip: + 29 dbm (typical) ? lo drive: +17 dbm ? no internal solder connections functional diagram function pin no. ground 1-3 rf 4 ground 5 if 6 ground 7 lo 8 1 6 5 7 8 2 3 4
wj com m unications, inc. ? phone: 1-800-wj1-4401 ? f ax: 408- 577 - 662 1 ? e-mail: sales@wj.com ? w eb site: ww w .wj.com nov em ber 2002 re v. 1. 0 performance charts sme900-17 22 23 24 25 26 27 28 29 14 15 16 17 18 19 20 intercept point (dbm) lo power (dbm) 25 27 29 31 33 35 820 840 860 880 900 920 940 960 intercept point (dbm) frequency (mhz) iip3 vs. lo power iip3 vs. frequency rf1 = 900 mhz rf2 = 910 mhz lo = 800 mhz 6.5 6.3 6.1 5.9 5.7 5.5 800 850 900 950 1000 conversion loss (db) frequency (mhz) 7.2 7.0 6.8 6.6 6.4 6.2 6.0 4 6 8 10121416 conversion loss (db) rf power (dbm) conversion loss vs. frequency conversion loss vs. rf power rf = 900 mhz lo = 800 mhz if = 20 mhz if = 70 mhz conversion loss vs. lo power 6.5 6.3 6.1 5.9 5.7 5.5 14 15 16 17 18 19 20 conversion loss (db) lo power (dbm) conversion loss vs. temperature rf = 960 mhz if = 100 mhz 6.5 6.3 6.1 5.9 5.7 5.5 -40 -20 0 20 40 60 80 conversion loss (db) temperature ( c) 1.6 1.5 1.4 1.3 1.2 700 750 800 850 900 950 1000 vswr frequency (mhz) if vswr vs. frequency lo rf vswr vs. frequency 1.20 1.15 1.10 1.05 1.00 10 20 30 40 50 60 70 80 90 100 vswr frequency (mhz) 40 35 30 25 700 750 800 850 900 950 isolation (db) frequency (mhz) l-r l-i if = 20 mhz if = 50 mhz if = 70 mhz isolation vs. frequency r-i
wj communications, inc ? phone 1-800-wj1-4401 ? fax: 408-577-6621 ? e-mail: sales@wj.com ? web site: www.wj.com n ove m b er 2 0 02 r ev . 1. 0 sme900-17 low cost surface mount mixer 0 1 2 3 4 5 0 21 35 44 39 40 1 25 0 32 14 28 33 2 65 61 66 74 74 59 3 >80 >80 >80 >80 >80 77 4 >80 >80 >80 >80 >80 >80 5 >80 >80 >80 >80 >80 >80 lo mult rf mult lo mhz rf mhz im prod mhz db 0 1 851 901 901 25 0 2 851 901 1802 65 0 3 851 901 2703 83 0 4 851 901 3604 96 0 5 851 901 4505 96 1 0 831 881 831 21 -1 1 831 881 50 0 1 -2 851 401 49 61 1 -3 851 267 50 82 1 -4 851 199 55 97 -1 5 851 181 54 95 2 0 831 881 1662 35 2 -1 851 1652 50 32 -2 2 826 851 50 66 -2 3 851 584 50 85 -2 4 850 438 50 95 -2 5 851 351 53 96 3 0 831 881 2493 44 -3 1 851 2603 50 14 -3 2 851 1301 49 74 -3 3 851 868 51 81 -3 4 851 651 51 98 -3 5 851 521 52 98 4 0 831 881 3324 39 -4 1 851 3454 50 28 -4 2 851 1727 50 74 test conditions rf at -10 dbm; lo at +17 dbm -4 3 851 868 51 81 rf harmonics and intermodulation products are referenced -4 4 851 864 52 98 frf = 881 mhz -4 5 851 691 51 98 5 0 831 881 4155 40 lo harmonics are referenced to the lo drive signal. -5 1 851 4305 50 33 -5 2 851 2152 49 59 -5 3 851 1435 50 77 -5 4 851 1076 49 99 -5 5 851 861 50 95 single-tone im products harmonics of flo the communications ed g e tm
wj communications, inc ? phone 1-800-wj1-4401 ? fax: 408-577-6621 ? e-mail: sales@wj.com ? web site: www.wj.com n ove m b er 2 0 02 r ev . 1.0 sme900-17 low cost surface mount mixer the communications ed g e tm
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